Population, Education, development in Africa South of the Sahara
/ organised by UNESCO, Regional Office for Education in Africa
. - Dakar : UNESCO, 1971
. - 362 p. : ill. ; 27 cm.
Bibliogr. pp. 332-355
Fonds PSE
370.014.54
Bibliogr. pp. 332-355
Fonds PSE
370.014.54